:root {
  --bg: #f5f7fb;
  --text: #1a1a1a;
}
* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}
html,
body,
#app {
  height: 100%;
}
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
}
button {
  cursor: pointer;
}
